@function vw($vw) {
	@return $vw/(750/100) + vw;
}
* {
	margin: 0;
	padding: 0;
	list-style: none;
	text-decoration: none;
}
// html,
// body {
// 	width: 100vw;
// 	height: 100vh;
// 	box-sizing: border-box;
// }
.box {
	width: 100vw;
	height: 100vh;
	overflow: hidden;
	box-sizing: border-box;
	background-image: url(../img/背景图.png);
	background-repeat: no-repeat;
	background-size: cover;
	background-color: transparent;
	padding: vw(200) vw(80);
	.topA {
		display: inline-block;
		padding: vw(20) 0;
	}
	.smallBox {
		// background-color: blue;
		box-shadow: 0px 0px 5px #666;
		border-radius: 4px;
		padding: vw(40) 0;
		text-align: center;
		font-size: vw(24);
		font-weight: bolder;
		.odd {
			display: inline-block;
			width: vw(110);
			box-sizing: border-box;
		}
	}
}
